Home / 75,202.56-103,783.68-41,667.84

Finding the Fourth Proportional to 75,202.56, 103,783.68 and 41,667.84

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Solution

The fourth proportional to 75,202.56, 103,783.68 and 41,667.84 is: 57,503.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,202.56 : 103,783.68 = 41,667.84 : x
  2. Step 2: Convert to fraction form
    75,202.56/103,783.68 = 41,667.84/x
  3. Step 3: Cross multiply
    75,202.56x = 103,783.68 × 41,667.84
  4. Step 4: Simplify right side
    75,202.56x = 4,324,441,772.85
  5. Step 5: Solve for x
    x = 4,324,441,772.85/75,202.56
  6. Step 6: Final answer
    x = 57,503.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.